/*
* Copyright (c) 2020 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* $Id: //eng/vdo-releases/aluminum/src/c++/vdo/kernel/threadDevice.c#1 $
*/
#include "threadDevice.h"
#include "threadRegistry.h"
/*
* A registry of all threads temporarily associated with particular
* VDO devices.
*/
static ThreadRegistry deviceIDThreadRegistry;
/**********************************************************************/
void registerThreadDeviceID(RegisteredThread *newThread, unsigned int *idPtr)
{
registerThread(&deviceIDThreadRegistry, newThread, idPtr);
}
/**********************************************************************/
void unregisterThreadDeviceID(void)
{
unregisterThread(&deviceIDThreadRegistry);
}
/**********************************************************************/
int getThreadDeviceID(void)
{
const unsigned int *pointer = lookupThread(&deviceIDThreadRegistry);
return pointer ? *pointer : -1;
}
/**********************************************************************/
void initializeThreadDeviceRegistry(void)
{
initializeThreadRegistry(&deviceIDThreadRegistry);
}